If defined, use SOURCE_DATE_EPOCH environment variable; make the build
Reproducible by forcing timestamps. See
https://reproducible-builds.org/docs/source-date-epoch/ for more
information.
Thanks Bernhard M. Wiedemann for bringing this to our attention.
Fixesopen-mpi/ompi#3759
**NOTE:** This was cherry-picked from master, and slightly modified /
amended for the v4.1.x branch.
Signed-off-by: Gilles Gouaillardet <gilles@rist.or.jp>
Signed-off-by: Bernhard M. Wiedemann <bwiedemann@suse.de>
Signed-off-by: Jeff Squyres <jsquyres@cisco.com>
(cherry picked from commit 7b4e8ba4aa41831fa3c5221ed4c7d71e979d2df2)
35e7d86eb1